211070925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{72161}}^1$

素因数の和:72190

約数の個数: 36

約数和(自身を含む): 407138004

約数和(自身を除く): 196067079

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 72161, 216483, 360805, 649449, 938093, 1082415, 1804025, 2814279, 3247245, 4690465, 5412075, 8442837, 14071395, 16236225, 23452325, 42214185, 70356975, 211070925]

約数ペア:

[(1, 211070925), (3, 70356975), (5, 42214185), (9, 23452325), (13, 16236225), (15, 14071395), (25, 8442837), (39, 5412075), (45, 4690465), (65, 3247245), (75, 2814279), (117, 1804025), (195, 1082415), (225, 938093), (325, 649449), (585, 360805), (975, 216483), (2925, 72161)]